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( Dong Eun Lee ),( Chul Sung Huh ),( Jehyeon Ra ),( Il Dong Choi ),( Ji Woong Jeong ),( Sung Hwan Kim ),( Ja Hyun Ryu ),( Young Kyoung Seo ),( Jae Sook Koh ),( Jung Hee Lee ),( Jae Hun Sim ),( Young T 한국미생물 · 생명공학회 2015 Journal of microbiology and biotechnology Vol.25 No.12
The beneficial effects of probiotics are now widely reported, although there are only a few studies on their anti-aging effects. We have found that Lactobacillus plantarum HY7714 (HY7714) improves skin hydration and has anti-photoaging effects, and in the present study, we have further evaluated the anti-aging effect of HY7714 via a randomized, double blind, placebo-controlled clinical trial. The trial included 110 volunteers aged 41 and 59 years who have dry skin and wrinkles. Participants took 1 × 10(10) CFU/day of HY7714 (probiotic group) or a placebo (placebo group) for 12 weeks. Skin hydration, wrinkles, skin gloss, and skin elasticity were measured every 4 weeks during the study period. There were significant increases in the skin water content in the face (p < 0.01) and hands (p < 0.05) at week 12 in the probiotic group. Transepidermal water loss decreased significantly in both groups at weeks 4, 8, and 12 (p < 0.001 compared with baseline), and was suppressed to a greater extent in the face and forearm in the probiotic group at week 12. Volunteers in the probiotic group had a significant reduction in wrinkle depth at week 12, and skin gloss was also significantly improved by week 12. Finally, skin elasticity in the probiotic group improved by 13.17% (p < 0.05 vs. controls) after 4 weeks and by 21.73% (p < 0.01 vs. controls) after 12 weeks. These findings are preliminary confirmation of the anti-aging benefit to the skin of L. plantarum HY7714 as a nutricosmetic agent.
( Dong-min Kim ),( Jun-won Seo ),( Yuri Kim ),( Uni Park ),( Na-young Ha ),( Hyoree Park ),( Na Ra Yun ),( Da Young Kim ),( Sung Ho Yoon ),( Yong Sub Na ),( Do Sik Moon ),( Sung-chul Lim ),( Choon-mee 대한내과학회 2022 The Korean Journal of Internal Medicine Vol.37 No.1
Background/Aims: Coronavirus disease 2019 (COVID-19) is associated with acute respiratory syndrome. The mechanisms underlying the different degrees of pneumonia severity in patients with COVID-19 remain elusive. This study provides evidence that COVID-19 is associated with eosinophil-mediated inflammation. Methods: We performed a retrospective case series of three patients with laboratory and radiologically confirmed COVID-19 pneumonia admitted to Chosun University Hospital. Demographic and clinical data on inflammatory cell lung infiltration and cytokine levels in patients with COVID-19 were collected. Results: Cytological analysis of sputum, tracheal aspirates, and bronchoalveolar lavage fluid (BALF) samples from all three patients revealed massive infiltration of polymorphonuclear cells (PMNs), such as eosinophils and neutrophils. All sputum and BALF specimens contained high levels of eosinophil cationic proteins. The infiltration of PMNs into the lungs, together with elevated levels of natural killer T (NKT) cells in BALF and peripheral blood samples from patients with severe pneumonia in the acute phase was confirmed by flow cytometry. Conclusions: These results suggest that the lungs of COVID-19 patients can exhibit eosinophil-mediated inflammation, together with an elevated NKT cell response, which is associated with COVID-19 pneumonia.
Sang-Ho Park,Seung-Jin Lee,Jae Yun Kim,Min Jeong Kim,Ji Yeon Lee,A-Ra Cho,Hyeok-Gyu Lee,Se-Whan Lee,Won-Yong Shin,Dong-Kyu Jin 순천향대학교 순천향의학연구소 2011 Journal of Soonchunhyang Medical Science Vol.17 No.2
Objective: The importance of central blood pressure evaluation for cardiovascular risk stratification has been emphasized. The aim of this study is to evaluate whether brachial blood pressure obtained by the oscillometric method accurately reflects central blood pressure. Methods: The subjects consisted of 84 consecutive patients with suspected coronary artery disease who underwent cardiac catheterization. Central blood pressure was invasively measured in the origin of the left subclavian artery by using the fluid-filled system, and at the same time, brachial blood pressure in the left upper arm was measured by the oscillometric method. Results: No significant difference was found between central systolic pressure and brachial systolic pressure (144.49±18.84 mmHg vs. 142.44±14.96 mmHg, P=0.063). Bland-Altman analysis accounted for only a small bias of +2.25 mmHg, and the limits of agreement were 24.15 mmHg and -19.65 mmHg. Central diastolic pressure was significantly lower than brachial diastolic pressure (75.80± 8.74 mmHg vs. 86.70±10.48 mmHg, P<0.001). Bland-Altman analysis showed a significant bias of -5.45 mmHg, and the limits of agreement were 2.83 mmHg and -13.73 mmHg. Conclusion: These results indicate that central systolic pressure can be directly estimated from brachial systolic pressure using the noninvasive oscillometric method and observed biases seem to remain within the practical range. However, use of the brachial diastolic pressure and pulse pressure measured by the noninvasive oscillometric method is doubtful in clinical practice because of their large biases.
Risk Factors for Complications of Intraoral Removal of Submandibular Sialoliths
Dong, Sung Hwa,Kim, Seok Hyun,Doo, Jeon Gang,Jung, Ah Ra,Lee, Young Chan,Eun, Young-Gyu Elsevier 2018 Journal of oral and maxillofacial surgery Vol.76 No.4
<P><B>Purpose</B></P> <P>Intraoral removal of submandibular sialoliths is a surgical technique for the treatment of sialolithiasis and is reported to have excellent outcomes. The aim of this study was to determine the risk factors leading to complications of this procedure.</P> <P><B>Patients and Methods</B></P> <P>The medical records of 200 patients who had undergone intraoral removal of sialoliths from January 2006 through June 2015 were retrospectively reviewed. A telephone survey was used to check postoperative symptoms. Dry mouth, wound infection, lingual nerve dysfunction, and recurrence were considered complications. Computed tomograms of the neck were reviewed for location, shape, number, and size of the stone.</P> <P><B>Results</B></P> <P>Forty-four patients reported a complication. The incidence of complications was significantly higher in patients with stones in the proximal region of the salivary duct (proximal group) than in those with middle or distally located stones (middle/distal group; <I>P</I> < .05). The average stone size was larger in the proximal group; the operation time and length of admission also were longer in the proximal group, with a statistically significant difference (<I>P</I> < .05). Complaints of lingual nerve dysfunction were significantly higher in the proximal group than in the middle/distal group (<I>P</I> < .05).</P> <P><B>Conclusion</B></P> <P>Patients with proximally located stones had more complications, especially lingual nerve dysfunction, than those with middle or distally located stones. The former group also required a longer operation time and hospital stay.</P>